<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title>Vue示例</title> 
    </head>
    <body>
        <div id = "app">
            <input type="text" v-model = "name" placeholder = "你的名字">
            <h1>你好，{{name}}</h1>
        </div>
        <script src = "https://unpkg.com/vue/dist/vue.min.js"></script>
        <script>
            var app = new Vue({
                el: '#app',
                data: {
                    name: ''
                }
            })
        </script>
    </body>
</html>